Understanding Cycles and Earth's Movements

What is a cycle?

• A random occurrence

• A sequence of events that repeats

• A one-time event

• A single event that never repeats

Which of the following is an example of a cycle?

• A random event

• A single day

• A school year

• A birthday party

What are the two main movements of Earth?

• Rotation and jumping

• Jumping and sliding

• Revolution and sliding

• Rotation and revolution

How does Earth's rotation affect the cycle of daytime and nighttime?

• It causes different parts of Earth to face the Sun

• It makes the Earth stop

• It has no effect

• It causes the Sun to move

What is an axis?

• A visible line on Earth

• An imaginary line Earth spins around

• A line that moves the Sun

• A line that divides the Earth into two

What causes the Sun to appear to rise and set?

• The Sun moving around Earth

• Earth's orbit around the Sun

• Earth's rotation

• The Sun's rotation

What is the term for the Sun's first appearance above the eastern horizon?

• Midnight

• Sunrise

• Noon

• Sunset

Why is the Sun important to life on Earth?

• It provides water

• It gives energy to plants

• It creates wind

• It makes the Earth spin

What does the Sun's energy do for plants?

• It helps them grow

• It makes them disappear

• It makes them move

• It turns them into animals

What does the word 'thrive' mean?

• To disappear

• To grow and develop

• To shrink

• To stop